Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11535957 | Method for producing polyacrylonitrile-based fiber and polyacrylonitrile-based copolymer used therein | Jeong Kyu Lee, In Young Song, Jeong Hun Cho, Jong Soo DO, Sung Joon Oh +1 more | 2022-12-27 |
| 11427659 | Method of preparing acrylonitrile-based polymer for producing carbon fiber | Hyun Min Kim, Jeong Hun Cho, Joon-Hee Cho | 2022-08-30 |